Não informado. (2008). The Year book of general surgery. Year Book Medical Publishers.
Chicagoスタイル(17版)引用形式Não informado. The Year Book of General Surgery. Chicago, Ill: Year Book Medical Publishers, 2008.
MLA(8版)引用形式Não informado. The Year Book of General Surgery. Year Book Medical Publishers, 2008.
警告: この引用は必ずしも正確ではありません.